#include<iostream>
#include<vector>
using namespace std;
const int N=1e6+10;
vector<int>Add(vector<int>&A,vector<int>&B)
{
    vector<int>c;
    int t=0;
    for(int i=0;i<A.size()||i<B.size();i++)
    {
        if(i<A.size())t+=A[i];
        if(i<B.size())t+=B[i];
        c.push_back(t%10);
        t/=10;
    }
    if(t)c.push_back(1);
    return c;
}
int main()
{
    string a,b;
    vector<int>A,B;
    cin>>a>>b;
    for(int i=a.size()-1;i>=0;i--)A.push_back(a[i]-'0');//a 123456 A[654321] 
    for(int i=b.size()-1;i>=0;i--)B.push_back(b[i]-'0');//b 45678  B[87654]
    vector<int>c=Add(A,B);
    for(int i=c.size()-1;i>=0;i--)cout<<c[i];
    getchar();
    return 0;


}